<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Document</title>
</head>
<body>
	<script type="text/javascript">
		
	var add = function(a, b) {
		return a + b;
	};


	var add = new Function('a', 'b', 'return a + b;');

	[1, 2, 3].sort(function(a, b) {
		return a < b;
	});

	function createScope(member) {
		return function() {
			return member;
		}
	}

	var getHenry = createScope('henry');
	getHenry();

	var getJero = createScope('jero');
	getJero();



	</script>
	<p>请用 f12 查看此 html 的script标签</p>
</body>
</html>